Ezra 8:18-20

Young's Literal Translation

¹⁸ And they bring to us, according to the good hand of our God upon us, a man of understanding, of the sons of Mahli, son of Levi, son of Israel, and Sherebiah, and his sons, and his brethren, eighteen;

¹⁹ and Hashabiah, and with him Jeshaiah, of the sons of Merari, his brethren, and their sons, twenty;

²⁰ and from the Nethinim, whom David and the heads gave for the service of the Levites, two hundred and twenty Nethinim, all of them defined by name.